40581301 has 2 divisors, whose sum is σ = 40581302. Its totient is φ = 40581300.

The previous prime is 40581253. The next prime is 40581313. The reversal of 40581301 is 10318504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28366276 + 12215025 = 5326^2 + 3495^2 .

It is a cyclic number.

It is not a de Polignac number, because 40581301 - 2⁷ = 40581173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40501301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20290650 + 20290651.

It is an arithmetic number, because the mean of its divisors is an integer number (20290651).

Almost surely, 2^40581301 is an apocalyptic number.

It is an amenable number.

40581301 is a deficient number, since it is larger than the sum of its proper divisors (1).

40581301 is an equidigital number, since it uses as much as digits as its factorization.

40581301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 40581301 is about 6370.3454380434. The cubic root of 40581301 is about 343.6439127837.

Adding to 40581301 its reverse (10318504), we get a palindrome (50899805).

The spelling of 40581301 in words is "forty million, five hundred eighty-one thousand, three hundred one".